sandbar-shark-00003.jpg

Caption

jaws of sandbar shark, Carcharhinus plumbeus - lower jaw has rows of daggerlike teeth which grasp and hold fast-swimming prey, and upper jaw has serrated tooth which carve out bites from preys, differences in shark tooth size and shape reflect what and how they prey on, Hawaii

Credit

Masa Ushioda / CoolWaterPhoto.com. All rights reserved worldwide. Not to be used without authorization.